CN219531609U - Electric arc furnace for improving fused zirconia corundum crystal structure - Google Patents
Electric arc furnace for improving fused zirconia corundum crystal structure Download PDFInfo
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- CN219531609U CN219531609U CN202320483576.2U CN202320483576U CN219531609U CN 219531609 U CN219531609 U CN 219531609U CN 202320483576 U CN202320483576 U CN 202320483576U CN 219531609 U CN219531609 U CN 219531609U
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Abstract
The utility model provides an electric arc furnace for improving an electric smelting zirconia corundum crystal structure, which belongs to the technical field of electric smelting zirconia corundum production, and comprises a frame body; the furnace body is rotatably arranged on the frame body and is used for carrying out carrying smelting on the fused zirconia corundum raw material; the stirring rod is fixedly arranged on the inner wall of the furnace body; the driving device is arranged on the frame body and used for driving the furnace body to rotate, when the furnace is used, the electric arc melting is carried out on the raw materials by starting the furnace body after the electric melting zirconia corundum raw materials are added into the furnace body through the feeding hole, meanwhile, the furnace body is driven by the driving device to rotate, the stirring rod is driven by the furnace body to rotate to stir the electric melting zirconia corundum raw materials, the electric melting zirconia corundum raw materials are uniformly mixed, the phenomenon that the zirconium content of the upper layer is lower and the zirconium content of the deeper layer is higher is prevented, and the uniformity of the zirconium content of the feed liquid is effectively improved.
Description
Technical Field
The utility model belongs to the technical field of fused zirconia corundum production, and particularly relates to an electric arc furnace for improving a fused zirconia corundum crystal structure.
Background
The electric arc furnace is an electric furnace for smelting ore and metal at high temperature by utilizing electrode electric arc, the energy is concentrated when gas discharges to form electric arc, the temperature of an arc area is more than 3000 ℃, for smelting metal, the electric arc furnace has higher process flexibility than other steelmaking furnaces, can effectively remove sulfur, phosphorus and other impurities, the furnace temperature is easy to control, the occupied area of equipment is small, and the electric arc furnace is suitable for smelting high-quality alloy steel, and in the production process of the fused zirconia corundum brick, the electric arc furnace is required to be used for heating and melting the fused zirconia corundum brick raw material.
The production process of fused zirconia corundum includes the steps of smelting various materials in an electric arc furnace, casting into mold, natural annealing and cooling to room temperature, cutting and grinding to form brick. The material can generate certain crystals in the annealing and cooling process, the quality of the brick material is directly determined by the crystal growth structure, and the more uniform the components of the material in a liquid state, the more ideal the crystal generation. The fused zirconia corundum uses 4 raw materials of alumina, soda ash, zirconite and zirconia, wherein the zirconia has high melting point, granular shape and high density. In the existing arc furnace melting process, zirconium oxide particles which are not melted in time gradually sink, so that the zirconium content of feed liquid in the furnace is uneven, the zirconium content of an upper layer is lower, the zirconium content of a deeper layer is higher, the uneven feed liquid is cast into a mold, inconsistent feed liquid components in different molds can be caused, even the feed liquid components in the same mold are uneven, the growth of crystals in a product is seriously affected, and the quality of the product is greatly affected.
Disclosure of Invention
The utility model aims to provide an electric arc furnace for improving an electric melting zirconia corundum crystal structure, and aims to solve the problem that zirconium content of feed liquid in the furnace is uneven because zirconium oxide particles which are not melted in time gradually sink in the melting process of the electric arc furnace in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the electric arc furnace for improving the crystal structure of the fused zirconia corundum comprises:
a frame body;
the furnace body is rotatably arranged on the frame body and is used for carrying out carrying smelting on the fused zirconia corundum raw material;
the stirring rod is fixedly arranged on the inner wall of the furnace body;
the driving device is arranged on the frame body and used for driving the furnace body to rotate.
According to a further technical scheme, the frame body comprises a bottom plate, vertical supports are welded on two sides of the upper surface of the bottom plate respectively, supporting holes are formed in the two vertical supports, and the furnace body is rotatably arranged on the inner sides of the two supporting holes.
According to a further technical scheme, the two vertical supports are arranged in parallel.
According to a further technical scheme, a feed inlet is formed in the top of the furnace body, a sealing mechanism for switching the feed inlet is arranged at the top of the furnace body, a discharge outlet is formed in the bottom of the furnace body, a valve for switching the discharge outlet is arranged on the discharge outlet, supporting convex rings are respectively arranged on two end faces of the furnace body, the two supporting convex rings are respectively connected with the inner sides of supporting holes of the two vertical supports in a rotating mode, and an electrode is arranged on one side of the furnace body to generate electric arcs to smelt raw materials.
According to a further technical scheme, a drainage groove is further formed in the bottom of the inner wall of the furnace body, and the drainage groove is communicated with the discharge hole.
According to a further technical scheme, the sealing mechanism comprises a guide rod fixedly arranged on the furnace body and a screw hole formed in the furnace body, wherein a plug is arranged on the outer surface of the guide rod in a sliding mode up and down and in a rotatable mode, the plug is in sealing abutting connection with the inner wall of the feeding hole, a through hole corresponding to the screw hole is formed in the plug, a screw penetrating through the through hole is connected with the inner wall of the screw hole in a threaded mode, and the screw is in abutting connection with the plug.
According to a further technical scheme, the furnace body is cylindrical.
According to a further technical scheme, the stirring rods are at least two in number and are uniformly arranged on the inner wall of the furnace body.
According to a further technical scheme, the driving device comprises a driving motor fixedly arranged on one of the vertical supports, a gear is fixedly connected to the output end of the driving motor, and teeth of the gear are meshed with a toothed ring fixedly connected with the furnace body.
According to a further technical scheme, the furnace further comprises a balancing weight fixedly arranged at the bottom of the furnace body.
Compared with the prior art, the utility model has the beneficial effects that:
when the electric smelting zirconia corundum raw materials are used, the electric smelting zirconia corundum raw materials are added into the furnace body through the feed inlet, the furnace body is started to perform electric arc smelting on the raw materials, meanwhile, the furnace body is started to drive the driving device to rotate, the stirring rod is driven to rotate to stir the electric smelting zirconia corundum raw materials, the electric smelting zirconia corundum raw materials are uniformly mixed, the phenomenon that the zirconium content of the upper layer is lower, the zirconium content of the deeper layer is higher is prevented, and the uniformity of the zirconium content of the feed liquid is effectively improved.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a schematic view of the external structure of an embodiment of the present utility model.
Fig. 3 is a cross-sectional view of an embodiment of the present utility model.
Fig. 4 is a schematic structural diagram of a frame according to an embodiment of the present utility model.
Fig. 5 is a schematic structural diagram of a furnace body according to an embodiment of the present utility model.
Fig. 6 is an enlarged schematic view of the structure of fig. 5 a according to an embodiment of the present utility model.
Fig. 7 is a schematic structural diagram of a driving device according to an embodiment of the present utility model.
In the figure: 10. a frame body; 11. a bottom plate; 12. a vertical bracket; 121. a support hole; 20. a furnace body; 21. a feed inlet; 22. a sealing mechanism; 221. a guide rod; 222. a screw hole; 223. a plug head; 224. a through hole; 225. a screw; 23. a discharge port; 24. a valve; 25. a supporting convex ring; 26. an electrode; 27. drainage grooves; 30. an agitating rod; 40. a driving device; 41. a driving motor; 42. a gear; 43. a toothed ring; 50. and (5) balancing weights.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.
Referring to fig. 1-7, an embodiment of the present utility model is shown: the utility model provides an improve electric arc furnace of fused zirconia corundum crystal structure, includes support body 10 for support this electric arc furnace of improving fused zirconia corundum crystal structure, rotate on the support body 10 and be provided with furnace body 20, for carrying on the hold to fused zirconia corundum raw materials and smelt, the inner wall of furnace body 20 evenly is provided with a plurality of stirring rods 30, can drive stirring rod 30 and stir the raw materials when furnace body 20 rotates, drive arrangement 40 sets up on support body 10 for drive furnace body 20 rotates.
Referring to fig. 1 to 4, the frame body 10 includes a base plate 11, vertical supports 12 are welded to both sides of an upper surface of the base plate 11, respectively, the two vertical supports 12 are disposed parallel to each other, support holes 121 are formed in the two vertical supports 12, and the inner sides of the two support holes 121 rotatably support the furnace body 20 through bearings, so that the furnace body 20 can rotate in the support holes 121.
Referring to fig. 1, 2, 3 and 5, the furnace body 20 is cylindrical, the top of the furnace body 20 is provided with a feed inlet 21, the top of the furnace body 20 is provided with a sealing mechanism 22 for opening and closing the feed inlet 21, the bottom of the furnace body 20 is provided with a discharge outlet 23, the discharge outlet 23 is provided with a valve 24 for opening and closing the discharge outlet 23, when the fused zirconia corundum raw material is smelted, the discharge outlet 23 is closed by controlling the valve 24, the furnace body 20 is provided with a containing cavity for containing the raw material, when the raw material is smelted, the discharge outlet 23 is opened by controlling the valve 24, the smelted raw material in the furnace body 20 is discharged out of the furnace body 20, two end faces of the furnace body 20 are respectively provided with supporting convex rings 25, the two supporting convex rings 25 are respectively connected with supporting holes 121 of two vertical supports 12 in a rotating way, so that the whole furnace body 20 is rotatably supported on a frame body 10, one side of the furnace body 20 is provided with an electrode 26, and the raw material is smelted, wherein, the stirring rod 30 is uniformly arranged on the inner wall of the furnace body 20 respectively, so as to improve the stirring effect of the fused zirconia raw material by the stirring rod 30.
With continued reference to fig. 5, the bottom of the inner wall of the furnace body 20 is further provided with a drainage groove 27, the drainage groove 27 is communicated with the discharge port 23, and when the raw material is discharged from the discharge port 23, the raw material in the furnace body 20 can flow to the position of the discharge port 23 through the drainage guide of the drainage groove 27, so as to further improve the discharge effect.
Referring to fig. 5 and 6, the sealing mechanism 22 includes a guide rod 221 fixedly disposed on the furnace body 20 and a screw hole 222 formed in the furnace body 20, a plug 223 is slidably disposed on an outer surface of the guide rod 221 and rotatably disposed on the guide rod, the plug 223 is in sealing contact with an inner wall of the feed inlet 21, a through hole 224 corresponding to the screw hole 222 is formed in the plug 223, a screw 225 penetrating the through hole 224 is screwed on an inner wall of the screw hole 222, the screw 225 is in contact with the plug 223, and when the screw 225 is rotated to be separated from the screw hole 222, the plug 223 can be controlled to move up and rotate along the guide rod 221, so that the plug 223 opens the feed inlet 21.
Referring to fig. 7, in this embodiment, the driving device 40 includes a driving motor 41 fixedly mounted on one of the vertical supports 12, a gear 42 is fixedly connected to an output end of the driving motor 41, teeth of the gear 42 are meshed with a toothed ring 43 fixedly connected to the furnace body 20, the driving motor 41 is started to drive the gear 42 to rotate, the gear 42 rotates to drive the toothed ring 43 to rotate, and thus the furnace body 20 is driven to rotate, in other embodiments, the driving device 40 may be implemented by a chain sprocket mechanism or by manual rocking bars.
Referring to fig. 1, 2, 3 and 7, the electric arc furnace further comprises a balancing weight 50 fixedly arranged at the bottom of the furnace body 20, and when the electric arc furnace is stopped, the balancing weight 50 can be placed at the bottom of the furnace body 20 under the action of gravity, so that the discharge port 23 can be kept at the bottom of the furnace body 20, and the discharge port 23 is placed at the top of the furnace body 20, so that the charging operation and the discharging operation are facilitated.
In this embodiment, during the use, control sealing mechanism 22 opens feed inlet 21, control valve 24 closes discharge gate 23, add the fused zirconia corundum raw materials by feed inlet 21 in furnace body 20, start electrode 26 carries out electric arc melting to the raw materials, simultaneously, start drive arrangement 40 drive furnace body 20 rotates, furnace body 20 rotates and drives puddler 30 and rotate and stir fused zirconia corundum raw materials, make fused zirconia corundum raw materials evenly mix, effectively avoided the feed liquid zirconium content inhomogeneous, prevent that the lower the upper zirconium content is, the phenomenon that the deeper zirconium content is higher appears.
Claims (10)
1. An electric arc furnace for improving the crystalline structure of fused zirconia corundum, comprising:
a frame body (10);
the furnace body (20) is rotatably arranged on the frame body (10) for carrying out bearing smelting on the fused zirconia corundum raw material;
an agitating rod (30) fixedly arranged on the inner wall of the furnace body (20);
the driving device (40) is arranged on the frame body (10) and is used for driving the furnace body (20) to rotate.
2. The electric arc furnace for improving the crystalline structure of fused zirconia corundum according to claim 1, characterized in that: the frame body (10) comprises a bottom plate (11), vertical supports (12) are welded on two sides of the upper surface of the bottom plate (11) respectively, supporting holes (121) are formed in the two vertical supports (12), and the furnace body (20) is rotatably arranged on the inner sides of the two supporting holes (121).
3. The arc furnace for improving the crystalline structure of fused zirconia corundum according to claim 2, characterized in that: the two vertical supports (12) are arranged in parallel.
4. The electric arc furnace for improving the crystalline structure of fused zirconia corundum according to claim 1, characterized in that: feed inlet (21) have been seted up at the top of furnace body (20), sealing mechanism (22) that are used for switching feed inlet (21) are provided with at furnace body (20) top, discharge gate (23) have been seted up to the bottom of furnace body (20), be provided with valve (24) that are used for switching discharge gate (23) on discharge gate (23), be provided with on the both ends face of furnace body (20) respectively support bulge loop (25), two support bulge loop (25) respectively with the inboard rotation connection of supporting hole (121) of two vertical support (12), one side of furnace body (20) is provided with electrode (26) to produce the electric arc and smelt the raw materials.
5. The electric arc furnace for improving the crystalline structure of fused zirconia corundum according to claim 4, characterized in that: the bottom of the inner wall of the furnace body (20) is also provided with a drainage groove (27), and the drainage groove (27) is communicated with the discharge hole (23).
6. The electric arc furnace for improving the crystalline structure of fused zirconia corundum according to claim 4, characterized in that: the sealing mechanism (22) comprises a guide rod (221) fixedly arranged on the furnace body (20) and a screw hole (222) formed in the furnace body (20), wherein the outer surface of the guide rod (221) slides up and down and is rotatably provided with a plug (223), the plug (223) is in sealing butt joint with the inner wall of the feed inlet (21), a through hole (224) corresponding to the screw hole (222) is formed in the plug (223), a screw (225) penetrating through the through hole (224) is connected with the inner wall of the screw hole (222) in a threaded mode, and the screw (225) is in butt joint with the plug (223).
7. The electric arc furnace for improving the crystalline structure of fused zirconia corundum according to claim 1, characterized in that: the furnace body (20) is cylindrical.
8. The electric arc furnace for improving the crystalline structure of fused zirconia corundum according to claim 1, characterized in that: the stirring rods (30) are at least two in number and are uniformly arranged on the inner wall of the furnace body (20).
9. The electric arc furnace for improving the crystalline structure of fused zirconia corundum according to claim 1, characterized in that: the driving device (40) comprises a driving motor (41) fixedly mounted on one of the vertical supports (12), a gear (42) is fixedly connected to the output end of the driving motor (41), and a toothed ring (43) fixedly connected with the furnace body (20) is meshed with teeth of the gear (42).
10. An electric arc furnace for improving the crystalline structure of fused zirconia corundum according to any one of claims 1-9 characterized in that: the furnace body also comprises a balancing weight (50) fixedly arranged at the bottom of the furnace body (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320483576.2U CN219531609U (en) | 2023-03-14 | 2023-03-14 | Electric arc furnace for improving fused zirconia corundum crystal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320483576.2U CN219531609U (en) | 2023-03-14 | 2023-03-14 | Electric arc furnace for improving fused zirconia corundum crystal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219531609U true CN219531609U (en) | 2023-08-15 |
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ID=87582028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320483576.2U Active CN219531609U (en) | 2023-03-14 | 2023-03-14 | Electric arc furnace for improving fused zirconia corundum crystal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219531609U (en) |
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2023
- 2023-03-14 CN CN202320483576.2U patent/CN219531609U/en active Active
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